HRESULT reason = m_device->GetDeviceRemovedReason(); // Common reasons: // DXGI_ERROR_DEVICE_HUNG (0x887A0006) – GPU not responding // DXGI_ERROR_DEVICE_RESET (0x887A0007) – Command list malformed // DXGI_ERROR_DRIVER_INTERNAL_ERROR (0x887A0020)
Games store shader caches in different places. Clearing them forces the game to recompile fresh shaders, fixing the "CPP error link." render device dx12cpp error link
DX12 requires shaders to be compiled specifically for your hardware. If this process is interrupted or fails, the game may crash with a reference to the .cpp source file responsible for rendering. HRESULT reason = m_device->